Factors affecting secondary sex characteristics in the yellowtail tetra Astyanax altiparanae
D. H. Siqueira-Silva, R. M. Betolini, N. L. Pereira, N. F. Nascimento, J. A. Senhorini, L. H. Piva, J. B. S. Ferraz, G. S. Yasui
This study examines factors influencing spinelets, a secondary sexual characteristic in yellowtail tetras, showing their dependence on sex, size, gonadal development, and season, but not sterility.
bioRxiv · Jul 10, 2019Physiology